Display screen or a portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or a portion thereof withgraphical user interface; and,

FIG. 2 is a front view of a display screen or a portion thereof withgraphical user interface showing the claimed design in a differingbroken-line context.

The outer broken line, showing the display screen or portion thereof,and all other broken lines, showing portions of the graphical userinterface, illustrate portions of the article of manufacture. None ofthe aforementioned broken-line subject matter forms part of the claimeddesign.

CLAIM We claim the ornamental design for a display screen or a portionthereof with graphical user interface, as shown and described.